Integer Profile
1,213,121
7 × 13 × 13331
Prime factors, divisor sums, positional representations and sequence properties for 1,213,121. The prime factorization is 7 × 13 × 13331.
Number of positive divisors: 8. Showing the recorded part of the sequence: 204.
Prime factorization
- Factorization
- 7 × 13 × 13331
- Distinct prime factors
- 3
- Perfect square
- No
- Parity
- Odd
Arithmetic properties
- Positive divisors
- 8
- Divisor sum
- 1,493,184
- Proper-divisor sum
- 280,063
- Digit sum
- 11
- Digital root
- 2
Number bases
- Decimal
- 1213121
- Binary
- 100101000001011000001 (21 bits)
- Octal
- 0o4501301
- Hexadecimal
- 0x1282C1
Divisor catalog (8)
17139113,33193,317173,3031,213,121
Showing 8 of 8.
Collatz trajectory (204 steps)
Even: n → n/2; Odd: n → 3n + 1
1,213,1213,639,3641,819,682909,8412,729,5241,364,762682,3812,047,1441,023,572511,786255,893767,680383,840191,92095,96047,98023,99011,99535,98617,99353,98026,99013,49540,48620,24360,73030,36591,09645,54822,77411,38734,16217,08151,24425,62212,81138,43419,21757,65228,82614,41343,24021,62010,8105,40516,2168,1084,0542,0276,0823,0419,1244,5622,2816,8443,4221,7115,1342,5677,702
Showing 60 of 60.
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